20218465

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 25069968

約数和(自身を除く): 4851503

約数列:

[1, 5, 37, 185, 293, 373, 1465, 1865, 10841, 13801, 54205, 69005, 109289, 546445, 4043693, 20218465]

約数ペア:

[(1, 20218465), (5, 4043693), (37, 546445), (185, 109289), (293, 69005), (373, 54205), (1465, 13801), (1865, 10841)]